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290 articles found

How to Insert Ads (Such as Google AdSense) Inside Posts in the WordPress Theme “SANGO”

This article explains how to insert ads (such as Google AdSense) inside your posts when using the WordPress theme “SANGO.”

WordPress

[Review] Using ELECOM's Leggero Keyboard TK-MC30UKLGY [Cost Performance]

This is my review after using Elecom's Leggero mechanical keyboard with red switches (TK-MC30UKLGY) for one month.

Gudget

Can Old Model Horipad Work with Switch 2? [Verification]

Verified whether old model Horipad works with Switch 2

Gadget

[Review] Testing Whether Elecom's Monitor Arm (DPA-SS11BK) Is Worth Using

I tested whether Elecom's monitor arm (DPA-SS11BK) is worth using

Gadget

WordPress Homepage Security Measures

An introduction to WordPress website homepage security measures that anyone can implement.

WordPress

How to Restrict IP Access to the Login and Admin Dashboard of a WordPress Site

This article summarizes how to restrict IP access to the login and admin dashboard (WordPress Dashboard) of a WordPress site hosted on a rental server.

WordPress

【Review】EX-GDQ271JA is a versatile, cost-effective monitor that enhances both work and gaming

EX-GDQ271JA is a versatile, cost-effective monitor that enhances both work and gaming

Gadget

[Cost-Effective] DIY Desk Shelf Made for 3000 Yen Budget [Simple]

Summary of creating a simple DIY desk shelf on a low budget.

Gadget

How to Use Local Open WebUI API from Command Line

Open WebUI can be used not only through web browsers but also by directly interacting with its API from the command line. This article provides a detailed explanation of how to ask questions and get responses from the terminal using the Open WebUI API running on Docker.

AI

Testing the Speed of Logitec's SSD Enclosure – Is It Compatible with the M4 Mac? [LHR-LPNVWU4CD]

We tested the speed of Logitec's SSD enclosure LHR-LPNVWU4CD. How well does it work with the M4 Mac?

Gadget

【Top 3】Stylish Headers with Copy & Paste HTML and CSS

Headers are an important element that sets the first impression of a website. This time, we introduce 3 types of modern and stylish header designs. All are responsive and switch to a hamburger menu on smartphones.

CSS

【Top 10】Stylish Buttons You Can Use with Copy & Paste

This time, we’re introducing 10 stylish button designs you can use on websites or applications. All buttons are implemented using only HTML and CSS, and can be used instantly with copy and paste.

CSS

How to Fix 'xcode-select: note: No developer tools were found, requesting install'

On an M4 Mac, the terminal cannot be used by default, and the error 'xcode-select: note: No developer tools were found, requesting install' occurs. This article summarizes how to resolve this issue.

Other

How to Install Homebrew on an M4 Mac (2025 Edition)

This article summarizes how to install Homebrew on an M4 Mac as of 2025.

Other

Can't Use Chart.js? How to Fix 'Module parse failed Unexpected token'

A guide on how to resolve the issue when Chart.js doesn't work in Vue, specifically fixing the 'Module parse failed Unexpected token' error.

Vue

Testing Compatibility and Speed of Kioxia External SSD with M4 Mac

To compensate for the limited storage of the base model M4 Mac mini, I purchased the Kioxia EXCERIA PLUS G3 external SSD and tested its compatibility and speed.

Gadgets

How to Resolve "Model Not Found" Errors in Laravel

This article summarizes how to resolve "Model NOT FOUND" errors in Laravel. Please follow the solutions introduced here step by step.

Laravel

How to Install Node.js on an M4 Mac 2025 Edition

A summary of how to install Node.js on an M4 Mac.

Node.js

How to Use GitHub with an M4 Mac (Beginner-Friendly, 2025 Edition)

This article summarizes how to install Git on an M4 Mac, connect it to GitHub, create new projects, and clone existing projects.

Other

How to Place AdSense Ads Before h2 Tags in Gatsby.js

A guide on how to place AdSense ads before h2 tags in Gatsby.js

Gatsby

mattun
Freelance IT Engineer (Japan)

Experience & Skills
4 years of development experience
Laravel / PHP / AWS / Vue.js / React (a bit) / SEO (a bit)

Hobbies
・Playing with my daughter
・Tennis
・Fishing trips
・Watching soccer

A word from me
This blog, which I started as a personal memo, has gradually gained a considerable amount of traffic, and I’m currently rewriting old posts. If you come across any outdated or non-functional articles, please let me know through the contact form.

Feel free to reach out if you have any development work inquiries as well!
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お知らせ

I’ve launched a YouTube channel.

I’m uploading straightforward how-to videos.

If there seems to be demand, I plan to keep it going!

Contact
I look forward to any development projects or inquiries!